The due date for depositing TCS is the 7th of next month 

Due dates for depositing TDS as under :- 

1. For non - government Deductors - 7th of next month (except for the month of March where the due date is 30th of April)

2. For Government Deductors - 

 a. If paid through challan - 7th of next month

 b. If paid through book -entry -Same day i.e. the day on which TDS deducted 

Hope this Helps